The OpenAI API is powered by a family of models with different capabilities and price points. You can also customize our base models for your specific use case with fine-tuning.
https://beta.openai.com/docs/api-reference/models/list
Lists the currently available models, and provides basic information about each one such as the owner and availability.
https://beta.openai.com/docs/api-reference/models/retrieve
Retrieves a model instance, providing basic information about the model such as the owner and permissioning.